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A009370
Expansion of ln(1+tan(x))*cosh(x).
+0
1
0, 1, -1, 7, -20, 125, -721, 5731, -49440, 505529, -5716921, 72560255, -1009426340, 15366052533, -253286287801, 4501151653979, -85717611666720, 1742059862631537, -37625735499057361, 860703388428813303
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.
AT&T Labs Research
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